Thorium(IV) nitrate tetrahydrate.

Thorium(IV) nitrate tetrahydrate. 化学特性,用途語,生産方法

• 化学的特性

  white crystal(s); slightly deliquescent; used in thoriated tungsten filaments and as a reagent for fluoride determination [HAW93] [MER06]

• 物理的性質

  The tetrahydrate is a white crystalline mass; hydgroscopic; decomposes at about 500°C; very soluble in water; soluble in ethanol.

• 使用

  Thorium nitrate is a reagent for measuring fluorine and for making thoriated tungsten filaments. Thorium nitrate containing 1% cerium nitrate is the impregnating liquid in making incandescent gas mantles.

• 製造方法

  Thorium nitrate is obtained as an intermediate in making thorium metal from monazite sand. Also, the salt is prepared by heating thorium metal or its oxide or hydroxide with nitric acid, followed by evaporation of the solution and crystallization.

• 危険性

  Thorium nitrate is highly toxic by ingestion and other routes of exposure. The compound also is a radiation hazard.

Thorium(IV) nitrate tetrahydrate. 上流と下流の製品情報

Thorium(IV) nitrate tetrahydrate. 生産企業

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